Head

GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	lib/libcrypto/evp/p_lib.c	Lines:	125	183	68.3 %
Date:	2017-11-13	Branches:	59	120	49.2 %


/* $OpenBSD: p_lib.c,v 1.17 2017/01/29 17:49:23 beck Exp $ */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
 * All rights reserved.
 *
 * This package is an SSL implementation written
 * by Eric Young (eay@cryptsoft.com).
 * The implementation was written so as to conform with Netscapes SSL.
 *
 * This library is free for commercial and non-commercial use as long as
 * the following conditions are aheared to.  The following conditions
 * apply to all code found in this distribution, be it the RC4, RSA,
 * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
 * included with this distribution is covered by the same copyright terms
 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
 *
 * Copyright remains Eric Young's, and as such any Copyright notices in
 * the code are not to be removed.
 * If this package is used in a product, Eric Young should be given attribution
 * as the author of the parts of the library used.
 * This can be in the form of a textual message at program startup or
 * in documentation (online or textual) provided with the package.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *    "This product includes cryptographic software written by
 *     Eric Young (eay@cryptsoft.com)"
 *    The word 'cryptographic' can be left out if the rouines from the library
 *    being used are not cryptographic related :-).
 * 4. If you include any Windows specific code (or a derivative thereof) from
 *    the apps directory (application code) you must include an acknowledgement:
 *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
 *
 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * The licence and distribution terms for any publically available version or
 * derivative of this code cannot be changed.  i.e. this code cannot simply be
 * copied and put under another distribution licence
 * [including the GNU Public Licence.]
 */

#include <stdio.h>

#include <openssl/opensslconf.h>

#include <openssl/bn.h>
#include <openssl/err.h>
#include <openssl/evp.h>
#include <openssl/objects.h>
#include <openssl/x509.h>

#ifndef OPENSSL_NO_DH
#include <openssl/dh.h>
#endif
#ifndef OPENSSL_NO_DSA
#include <openssl/dsa.h>
#endif
#ifndef OPENSSL_NO_RSA
#include <openssl/rsa.h>
#endif

#ifndef OPENSSL_NO_ENGINE
#include <openssl/engine.h>
#endif

#include "asn1_locl.h"

static void EVP_PKEY_free_it(EVP_PKEY *x);

int
EVP_PKEY_bits(EVP_PKEY *pkey)
{
	if (pkey && pkey->ameth && pkey->ameth->pkey_bits)
		return pkey->ameth->pkey_bits(pkey);
	return 0;
}

int
EVP_PKEY_size(EVP_PKEY *pkey)
{
	if (pkey && pkey->ameth && pkey->ameth->pkey_size)
		return pkey->ameth->pkey_size(pkey);
	return 0;
}

int
EVP_PKEY_save_parameters(EVP_PKEY *pkey, int mode)
{
#ifndef OPENSSL_NO_DSA
	if (pkey->type == EVP_PKEY_DSA) {
		int ret = pkey->save_parameters;

		if (mode >= 0)
			pkey->save_parameters = mode;
		return (ret);
	}
#endif
#ifndef OPENSSL_NO_EC
	if (pkey->type == EVP_PKEY_EC) {
		int ret = pkey->save_parameters;

		if (mode >= 0)
			pkey->save_parameters = mode;
		return (ret);
	}
#endif
	return (0);
}

int
EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from)
{
	if (to->type != from->type) {
		EVPerror(EVP_R_DIFFERENT_KEY_TYPES);
		goto err;
	}

	if (EVP_PKEY_missing_parameters(from)) {
		EVPerror(EVP_R_MISSING_PARAMETERS);
		goto err;
	}
	if (from->ameth && from->ameth->param_copy)
		return from->ameth->param_copy(to, from);

err:
	return 0;
}

int
EVP_PKEY_missing_parameters(const EVP_PKEY *pkey)
{
	if (pkey->ameth && pkey->ameth->param_missing)
		return pkey->ameth->param_missing(pkey);
	return 0;
}

int
EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b)
{
	if (a->type != b->type)
		return -1;
	if (a->ameth && a->ameth->param_cmp)
		return a->ameth->param_cmp(a, b);
	return -2;
}

int
EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b)
{
	if (a->type != b->type)
		return -1;

	if (a->ameth) {
		int ret;
		/* Compare parameters if the algorithm has them */
		if (a->ameth->param_cmp) {
			ret = a->ameth->param_cmp(a, b);
			if (ret <= 0)
				return ret;
		}

		if (a->ameth->pub_cmp)
			return a->ameth->pub_cmp(a, b);
	}

	return -2;
}

EVP_PKEY *
EVP_PKEY_new(void)
{
	EVP_PKEY *ret;

	ret = malloc(sizeof(EVP_PKEY));
	if (ret == NULL) {
		EVPerror(ERR_R_MALLOC_FAILURE);
		return (NULL);
	}
	ret->type = EVP_PKEY_NONE;
	ret->save_type = EVP_PKEY_NONE;
	ret->references = 1;
	ret->ameth = NULL;
	ret->engine = NULL;
	ret->pkey.ptr = NULL;
	ret->attributes = NULL;
	ret->save_parameters = 1;
	return (ret);
}

/* Setup a public key ASN1 method and ENGINE from a NID or a string.
 * If pkey is NULL just return 1 or 0 if the algorithm exists.
 */

static int
pkey_set_type(EVP_PKEY *pkey, int type, const char *str, int len)
{
	const EVP_PKEY_ASN1_METHOD *ameth;
	ENGINE *e = NULL;
	if (pkey) {
		if (pkey->pkey.ptr)
			EVP_PKEY_free_it(pkey);
		/* If key type matches and a method exists then this
		 * lookup has succeeded once so just indicate success.
		 */
		if ((type == pkey->save_type) && pkey->ameth)
			return 1;
#ifndef OPENSSL_NO_ENGINE
		/* If we have an ENGINE release it */
		if (pkey->engine) {
			ENGINE_finish(pkey->engine);
			pkey->engine = NULL;
		}
#endif
	}
	if (str)
		ameth = EVP_PKEY_asn1_find_str(&e, str, len);
	else
		ameth = EVP_PKEY_asn1_find(&e, type);
#ifndef OPENSSL_NO_ENGINE
	if (!pkey && e)
		ENGINE_finish(e);
#endif
	if (!ameth) {
		EVPerror(EVP_R_UNSUPPORTED_ALGORITHM);
		return 0;
	}
	if (pkey) {
		pkey->ameth = ameth;
		pkey->engine = e;

		pkey->type = pkey->ameth->pkey_id;
		pkey->save_type = type;
	}
	return 1;
}

int
EVP_PKEY_set_type(EVP_PKEY *pkey, int type)
{
	return pkey_set_type(pkey, type, NULL, -1);
}

int
EVP_PKEY_set_type_str(EVP_PKEY *pkey, const char *str, int len)
{
	return pkey_set_type(pkey, EVP_PKEY_NONE, str, len);
}

int
EVP_PKEY_assign(EVP_PKEY *pkey, int type, void *key)
{
	if (!EVP_PKEY_set_type(pkey, type))
		return 0;
	pkey->pkey.ptr = key;
	return (key != NULL);
}

void *
EVP_PKEY_get0(EVP_PKEY *pkey)
{
	return pkey->pkey.ptr;
}

#ifndef OPENSSL_NO_RSA
int
EVP_PKEY_set1_RSA(EVP_PKEY *pkey, RSA *key)
{
	int ret = EVP_PKEY_assign_RSA(pkey, key);
	if (ret)
		RSA_up_ref(key);
	return ret;
}

RSA *
EVP_PKEY_get1_RSA(EVP_PKEY *pkey)
{
	if (pkey->type != EVP_PKEY_RSA) {
		EVPerror(EVP_R_EXPECTING_AN_RSA_KEY);
		return NULL;
	}
	RSA_up_ref(pkey->pkey.rsa);
	return pkey->pkey.rsa;
}
#endif

#ifndef OPENSSL_NO_DSA
int
EVP_PKEY_set1_DSA(EVP_PKEY *pkey, DSA *key)
{
	int ret = EVP_PKEY_assign_DSA(pkey, key);
	if (ret)
		DSA_up_ref(key);
	return ret;
}

DSA *
EVP_PKEY_get1_DSA(EVP_PKEY *pkey)
{
	if (pkey->type != EVP_PKEY_DSA) {
		EVPerror(EVP_R_EXPECTING_A_DSA_KEY);
		return NULL;
	}
	DSA_up_ref(pkey->pkey.dsa);
	return pkey->pkey.dsa;
}
#endif

#ifndef OPENSSL_NO_EC

int
EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey, EC_KEY *key)
{
	int ret = EVP_PKEY_assign_EC_KEY(pkey, key);
	if (ret)
		EC_KEY_up_ref(key);
	return ret;
}

EC_KEY *
EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey)
{
	if (pkey->type != EVP_PKEY_EC) {
		EVPerror(EVP_R_EXPECTING_A_EC_KEY);
		return NULL;
	}
	EC_KEY_up_ref(pkey->pkey.ec);
	return pkey->pkey.ec;
}
#endif


#ifndef OPENSSL_NO_DH

int
EVP_PKEY_set1_DH(EVP_PKEY *pkey, DH *key)
{
	int ret = EVP_PKEY_assign_DH(pkey, key);
	if (ret)
		DH_up_ref(key);
	return ret;
}

DH *
EVP_PKEY_get1_DH(EVP_PKEY *pkey)
{
	if (pkey->type != EVP_PKEY_DH) {
		EVPerror(EVP_R_EXPECTING_A_DH_KEY);
		return NULL;
	}
	DH_up_ref(pkey->pkey.dh);
	return pkey->pkey.dh;
}
#endif

int
EVP_PKEY_type(int type)
{
	int ret;
	const EVP_PKEY_ASN1_METHOD *ameth;
	ENGINE *e;
	ameth = EVP_PKEY_asn1_find(&e, type);
	if (ameth)
		ret = ameth->pkey_id;
	else
		ret = NID_undef;
#ifndef OPENSSL_NO_ENGINE
	if (e)
		ENGINE_finish(e);
#endif
	return ret;
}

int
EVP_PKEY_id(const EVP_PKEY *pkey)
{
	return pkey->type;
}

int
EVP_PKEY_base_id(const EVP_PKEY *pkey)
{
	return EVP_PKEY_type(pkey->type);
}

void
EVP_PKEY_free(EVP_PKEY *x)
{
	int i;

	if (x == NULL)
		return;

	i = CRYPTO_add(&x->references, -1, CRYPTO_LOCK_EVP_PKEY);
	if (i > 0)
		return;

	EVP_PKEY_free_it(x);
	if (x->attributes)
		sk_X509_ATTRIBUTE_pop_free(x->attributes, X509_ATTRIBUTE_free);
	free(x);
}

static void
EVP_PKEY_free_it(EVP_PKEY *x)
{
	if (x->ameth && x->ameth->pkey_free) {
		x->ameth->pkey_free(x);
		x->pkey.ptr = NULL;
	}
#ifndef OPENSSL_NO_ENGINE
	if (x->engine) {
		ENGINE_finish(x->engine);
		x->engine = NULL;
	}
#endif
}

static int
unsup_alg(BIO *out, const EVP_PKEY *pkey, int indent, const char *kstr)
{
	BIO_indent(out, indent, 128);
	BIO_printf(out, "%s algorithm \"%s\" unsupported\n",
	    kstr, OBJ_nid2ln(pkey->type));
	return 1;
}

int
EVP_PKEY_print_public(BIO *out, const EVP_PKEY *pkey, int indent,
    ASN1_PCTX *pctx)
{
	if (pkey->ameth && pkey->ameth->pub_print)
		return pkey->ameth->pub_print(out, pkey, indent, pctx);

	return unsup_alg(out, pkey, indent, "Public Key");
}

int
EVP_PKEY_print_private(BIO *out, const EVP_PKEY *pkey, int indent,
    ASN1_PCTX *pctx)
{
	if (pkey->ameth && pkey->ameth->priv_print)
		return pkey->ameth->priv_print(out, pkey, indent, pctx);

	return unsup_alg(out, pkey, indent, "Private Key");
}

int
EVP_PKEY_print_params(BIO *out, const EVP_PKEY *pkey, int indent,
    ASN1_PCTX *pctx)
{
	if (pkey->ameth && pkey->ameth->param_print)
		return pkey->ameth->param_print(out, pkey, indent, pctx);
	return unsup_alg(out, pkey, indent, "Parameters");
}

int
EVP_PKEY_get_default_digest_nid(EVP_PKEY *pkey, int *pnid)
{
	if (!pkey->ameth || !pkey->ameth->pkey_ctrl)
		return -2;
	return pkey->ameth->pkey_ctrl(pkey, ASN1_PKEY_CTRL_DEFAULT_MD_NID,
	    0, pnid);
}



Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/* $OpenBSD: p_lib.c,v 1.17 2017/01/29 17:49:23 beck Exp $ */
2			/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3			* All rights reserved.
4			*
5			* This package is an SSL implementation written
6			* by Eric Young (eay@cryptsoft.com).
7			* The implementation was written so as to conform with Netscapes SSL.
8			*
9			* This library is free for commercial and non-commercial use as long as
10			* the following conditions are aheared to. The following conditions
11			* apply to all code found in this distribution, be it the RC4, RSA,
12			* lhash, DES, etc., code; not just the SSL code. The SSL documentation
13			* included with this distribution is covered by the same copyright terms
14			* except that the holder is Tim Hudson (tjh@cryptsoft.com).
15			*
16			* Copyright remains Eric Young's, and as such any Copyright notices in
17			* the code are not to be removed.
18			* If this package is used in a product, Eric Young should be given attribution
19			* as the author of the parts of the library used.
20			* This can be in the form of a textual message at program startup or
21			* in documentation (online or textual) provided with the package.
22			*
23			* Redistribution and use in source and binary forms, with or without
24			* modification, are permitted provided that the following conditions
25			* are met:
26			* 1. Redistributions of source code must retain the copyright
27			* notice, this list of conditions and the following disclaimer.
28			* 2. Redistributions in binary form must reproduce the above copyright
29			* notice, this list of conditions and the following disclaimer in the
30			* documentation and/or other materials provided with the distribution.
31			* 3. All advertising materials mentioning features or use of this software
32			* must display the following acknowledgement:
33			* "This product includes cryptographic software written by
34			* Eric Young (eay@cryptsoft.com)"
35			* The word 'cryptographic' can be left out if the rouines from the library
36			* being used are not cryptographic related :-).
37			* 4. If you include any Windows specific code (or a derivative thereof) from
38			* the apps directory (application code) you must include an acknowledgement:
39			* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40			*
41			* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42			* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43			* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44			* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45			* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46			* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47			* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48			* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49			* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50			* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51			* SUCH DAMAGE.
52			*
53			* The licence and distribution terms for any publically available version or
54			* derivative of this code cannot be changed. i.e. this code cannot simply be
55			* copied and put under another distribution licence
56			* [including the GNU Public Licence.]
57			*/
58
59			#include <stdio.h>
60
61			#include <openssl/opensslconf.h>
62
63			#include <openssl/bn.h>
64			#include <openssl/err.h>
65			#include <openssl/evp.h>
66			#include <openssl/objects.h>
67			#include <openssl/x509.h>
68
69			#ifndef OPENSSL_NO_DH
70			#include <openssl/dh.h>
71			#endif
72			#ifndef OPENSSL_NO_DSA
73			#include <openssl/dsa.h>
74			#endif
75			#ifndef OPENSSL_NO_RSA
76			#include <openssl/rsa.h>
77			#endif
78
79			#ifndef OPENSSL_NO_ENGINE
80			#include <openssl/engine.h>
81			#endif
82
83			#include "asn1_locl.h"
84
85			static void EVP_PKEY_free_it(EVP_PKEY *x);
86
87			int
88			EVP_PKEY_bits(EVP_PKEY *pkey)
89			{
90	✓✗✓✗ ✓✗	64	if (pkey && pkey->ameth && pkey->ameth->pkey_bits)
91		16	return pkey->ameth->pkey_bits(pkey);
92			return 0;
93		16	}
94
95			int
96			EVP_PKEY_size(EVP_PKEY *pkey)
97			{
98	✓✗✓✗ ✓✗	11928	if (pkey && pkey->ameth && pkey->ameth->pkey_size)
99		2982	return pkey->ameth->pkey_size(pkey);
100			return 0;
101		2982	}
102
103			int
104			EVP_PKEY_save_parameters(EVP_PKEY *pkey, int mode)
105			{
106			#ifndef OPENSSL_NO_DSA
107	✗✓	4	if (pkey->type == EVP_PKEY_DSA) {
108			int ret = pkey->save_parameters;
109
110			if (mode >= 0)
111			pkey->save_parameters = mode;
112			return (ret);
113			}
114			#endif
115			#ifndef OPENSSL_NO_EC
116	✗✓	2	if (pkey->type == EVP_PKEY_EC) {
117			int ret = pkey->save_parameters;
118
119			if (mode >= 0)
120			pkey->save_parameters = mode;
121			return (ret);
122			}
123			#endif
124		2	return (0);
125		2	}
126
127			int
128			EVP_PKEY_copy_parameters(EVP_PKEY to, const EVP_PKEY from)
129			{
130	✗✓	612	if (to->type != from->type) {
131			EVPerror(EVP_R_DIFFERENT_KEY_TYPES);
132			goto err;
133			}
134
135	✗✓	306	if (EVP_PKEY_missing_parameters(from)) {
136			EVPerror(EVP_R_MISSING_PARAMETERS);
137			goto err;
138			}
139	✓✗✓✓	612	if (from->ameth && from->ameth->param_copy)
140		8	return from->ameth->param_copy(to, from);
141
142			err:
143		298	return 0;
144		306	}
145
146			int
147			EVP_PKEY_missing_parameters(const EVP_PKEY *pkey)
148			{
149	✓✗✓✓	4758	if (pkey->ameth && pkey->ameth->param_missing)
150		8	return pkey->ameth->param_missing(pkey);
151		1578	return 0;
152		1586	}
153
154			int
155			EVP_PKEY_cmp_parameters(const EVP_PKEY a, const EVP_PKEY b)
156			{
157			if (a->type != b->type)
158			return -1;
159			if (a->ameth && a->ameth->param_cmp)
160			return a->ameth->param_cmp(a, b);
161			return -2;
162			}
163
164			int
165			EVP_PKEY_cmp(const EVP_PKEY a, const EVP_PKEY b)
166			{
167	✗✓	682	if (a->type != b->type)
168			return -1;
169
170	✓✗	341	if (a->ameth) {
171			int ret;
172			/* Compare parameters if the algorithm has them */
173	✗✓	341	if (a->ameth->param_cmp) {
174			ret = a->ameth->param_cmp(a, b);
175			if (ret <= 0)
176			return ret;
177			}
178
179	✓✗	341	if (a->ameth->pub_cmp)
180		341	return a->ameth->pub_cmp(a, b);
181			}
182
183			return -2;
184		341	}
185
186			EVP_PKEY *
187			EVP_PKEY_new(void)
188			{
189			EVP_PKEY *ret;
190
191		143724	ret = malloc(sizeof(EVP_PKEY));
192	✗✓	71862	if (ret == NULL) {
193			EVPerror(ERR_R_MALLOC_FAILURE);
194			return (NULL);
195			}
196		71862	ret->type = EVP_PKEY_NONE;
197		71862	ret->save_type = EVP_PKEY_NONE;
198		71862	ret->references = 1;
199		71862	ret->ameth = NULL;
200		71862	ret->engine = NULL;
201		71862	ret->pkey.ptr = NULL;
202		71862	ret->attributes = NULL;
203		71862	ret->save_parameters = 1;
204		71862	return (ret);
205		71862	}
206
207			/* Setup a public key ASN1 method and ENGINE from a NID or a string.
208			* If pkey is NULL just return 1 or 0 if the algorithm exists.
209			*/
210
211			static int
212			pkey_set_type(EVP_PKEY pkey, int type, const char str, int len)
213			{
214			const EVP_PKEY_ASN1_METHOD *ameth;
215		148692	ENGINE *e = NULL;
216	✓✗	74346	if (pkey) {
217	✗✓	74346	if (pkey->pkey.ptr)
218			EVP_PKEY_free_it(pkey);
219			/* If key type matches and a method exists then this
220			* lookup has succeeded once so just indicate success.
221			*/
222	✓✓✓✓	76830	if ((type == pkey->save_type) && pkey->ameth)
223		2470	return 1;
224			#ifndef OPENSSL_NO_ENGINE
225			/* If we have an ENGINE release it */
226	✗✓	71876	if (pkey->engine) {
227			ENGINE_finish(pkey->engine);
228			pkey->engine = NULL;
229			}
230			#endif
231			}
232	✓✓	71876	if (str)
233		14	ameth = EVP_PKEY_asn1_find_str(&e, str, len);
234			else
235		71862	ameth = EVP_PKEY_asn1_find(&e, type);
236			#ifndef OPENSSL_NO_ENGINE
237	✗✓	71876	if (!pkey && e)
238			ENGINE_finish(e);
239			#endif
240	✗✓	71876	if (!ameth) {
241			EVPerror(EVP_R_UNSUPPORTED_ALGORITHM);
242			return 0;
243			}
244	✓✗	71876	if (pkey) {
245		71876	pkey->ameth = ameth;
246		71876	pkey->engine = e;
247
248		71876	pkey->type = pkey->ameth->pkey_id;
249		71876	pkey->save_type = type;
250		71876	}
251		71876	return 1;
252		74346	}
253
254			int
255			EVP_PKEY_set_type(EVP_PKEY *pkey, int type)
256			{
257		148664	return pkey_set_type(pkey, type, NULL, -1);
258			}
259
260			int
261			EVP_PKEY_set_type_str(EVP_PKEY pkey, const char str, int len)
262			{
263		28	return pkey_set_type(pkey, EVP_PKEY_NONE, str, len);
264			}
265
266			int
267			EVP_PKEY_assign(EVP_PKEY pkey, int type, void key)
268			{
269	✗✓	143724	if (!EVP_PKEY_set_type(pkey, type))
270			return 0;
271		71862	pkey->pkey.ptr = key;
272		71862	return (key != NULL);
273		71862	}
274
275			void *
276			EVP_PKEY_get0(EVP_PKEY *pkey)
277			{
278		48	return pkey->pkey.ptr;
279			}
280
281			#ifndef OPENSSL_NO_RSA
282			int
283			EVP_PKEY_set1_RSA(EVP_PKEY pkey, RSA key)
284			{
285		4	int ret = EVP_PKEY_assign_RSA(pkey, key);
286	✓✗	2	if (ret)
287		2	RSA_up_ref(key);
288		2	return ret;
289			}
290
291			RSA *
292			EVP_PKEY_get1_RSA(EVP_PKEY *pkey)
293			{
294	✗✓	36	if (pkey->type != EVP_PKEY_RSA) {
295			EVPerror(EVP_R_EXPECTING_AN_RSA_KEY);
296			return NULL;
297			}
298		18	RSA_up_ref(pkey->pkey.rsa);
299		18	return pkey->pkey.rsa;
300		18	}
301			#endif
302
303			#ifndef OPENSSL_NO_DSA
304			int
305			EVP_PKEY_set1_DSA(EVP_PKEY pkey, DSA key)
306			{
307		16	int ret = EVP_PKEY_assign_DSA(pkey, key);
308	✓✗	8	if (ret)
309		8	DSA_up_ref(key);
310		8	return ret;
311			}
312
313			DSA *
314			EVP_PKEY_get1_DSA(EVP_PKEY *pkey)
315			{
316	✗✓	4	if (pkey->type != EVP_PKEY_DSA) {
317			EVPerror(EVP_R_EXPECTING_A_DSA_KEY);
318			return NULL;
319			}
320		2	DSA_up_ref(pkey->pkey.dsa);
321		2	return pkey->pkey.dsa;
322		2	}
323			#endif
324
325			#ifndef OPENSSL_NO_EC
326
327			int
328			EVP_PKEY_set1_EC_KEY(EVP_PKEY pkey, EC_KEY key)
329			{
330		368	int ret = EVP_PKEY_assign_EC_KEY(pkey, key);
331	✓✗	184	if (ret)
332		184	EC_KEY_up_ref(key);
333		184	return ret;
334			}
335
336			EC_KEY *
337			EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey)
338			{
339	✗✓	368	if (pkey->type != EVP_PKEY_EC) {
340			EVPerror(EVP_R_EXPECTING_A_EC_KEY);
341			return NULL;
342			}
343		184	EC_KEY_up_ref(pkey->pkey.ec);
344		184	return pkey->pkey.ec;
345		184	}
346			#endif
347
348
349			#ifndef OPENSSL_NO_DH
350
351			int
352			EVP_PKEY_set1_DH(EVP_PKEY pkey, DH key)
353			{
354			int ret = EVP_PKEY_assign_DH(pkey, key);
355			if (ret)
356			DH_up_ref(key);
357			return ret;
358			}
359
360			DH *
361			EVP_PKEY_get1_DH(EVP_PKEY *pkey)
362			{
363			if (pkey->type != EVP_PKEY_DH) {
364			EVPerror(EVP_R_EXPECTING_A_DH_KEY);
365			return NULL;
366			}
367			DH_up_ref(pkey->pkey.dh);
368			return pkey->pkey.dh;
369			}
370			#endif
371
372			int
373			EVP_PKEY_type(int type)
374			{
375			int ret;
376			const EVP_PKEY_ASN1_METHOD *ameth;
377		2708	ENGINE *e;
378		1354	ameth = EVP_PKEY_asn1_find(&e, type);
379	✓✗	1354	if (ameth)
380		1354	ret = ameth->pkey_id;
381			else
382			ret = NID_undef;
383			#ifndef OPENSSL_NO_ENGINE
384	✗✓	1354	if (e)
385			ENGINE_finish(e);
386			#endif
387		1354	return ret;
388		1354	}
389
390			int
391			EVP_PKEY_id(const EVP_PKEY *pkey)
392			{
393		8	return pkey->type;
394			}
395
396			int
397			EVP_PKEY_base_id(const EVP_PKEY *pkey)
398			{
399		4	return EVP_PKEY_type(pkey->type);
400			}
401
402			void
403			EVP_PKEY_free(EVP_PKEY *x)
404			{
405			int i;
406
407	✓✓	1518902	if (x == NULL)
408		421436	return;
409
410		338015	i = CRYPTO_add(&x->references, -1, CRYPTO_LOCK_EVP_PKEY);
411	✓✓	338015	if (i > 0)
412		266159	return;
413
414		71856	EVP_PKEY_free_it(x);
415	✗✓	71856	if (x->attributes)
416			sk_X509_ATTRIBUTE_pop_free(x->attributes, X509_ATTRIBUTE_free);
417		71856	free(x);
418		831307	}
419
420			static void
421			EVP_PKEY_free_it(EVP_PKEY *x)
422			{
423	✓✗✓✗	215568	if (x->ameth && x->ameth->pkey_free) {
424		71856	x->ameth->pkey_free(x);
425		71856	x->pkey.ptr = NULL;
426		71856	}
427			#ifndef OPENSSL_NO_ENGINE
428	✗✓	71856	if (x->engine) {
429			ENGINE_finish(x->engine);
430			x->engine = NULL;
431			}
432			#endif
433		71856	}
434
435			static int
436			unsup_alg(BIO out, const EVP_PKEY pkey, int indent, const char *kstr)
437			{
438			BIO_indent(out, indent, 128);
439			BIO_printf(out, "%s algorithm \"%s\" unsupported\n",
440			kstr, OBJ_nid2ln(pkey->type));
441			return 1;
442			}
443
444			int
445			EVP_PKEY_print_public(BIO out, const EVP_PKEY pkey, int indent,
446			ASN1_PCTX *pctx)
447			{
448	✓✗✓✗	105	if (pkey->ameth && pkey->ameth->pub_print)
449		35	return pkey->ameth->pub_print(out, pkey, indent, pctx);
450
451			return unsup_alg(out, pkey, indent, "Public Key");
452		35	}
453
454			int
455			EVP_PKEY_print_private(BIO out, const EVP_PKEY pkey, int indent,
456			ASN1_PCTX *pctx)
457			{
458	✓✗✓✗	594	if (pkey->ameth && pkey->ameth->priv_print)
459		198	return pkey->ameth->priv_print(out, pkey, indent, pctx);
460
461			return unsup_alg(out, pkey, indent, "Private Key");
462		198	}
463
464			int
465			EVP_PKEY_print_params(BIO out, const EVP_PKEY pkey, int indent,
466			ASN1_PCTX *pctx)
467			{
468	✓✗✓✗	18	if (pkey->ameth && pkey->ameth->param_print)
469		6	return pkey->ameth->param_print(out, pkey, indent, pctx);
470			return unsup_alg(out, pkey, indent, "Parameters");
471		6	}
472
473			int
474			EVP_PKEY_get_default_digest_nid(EVP_PKEY pkey, int pnid)
475			{
476	✓✗✗✓	84	if (!pkey->ameth \|\| !pkey->ameth->pkey_ctrl)
477			return -2;
478		28	return pkey->ameth->pkey_ctrl(pkey, ASN1_PKEY_CTRL_DEFAULT_MD_NID,
479		28	0, pnid);
480		28	}
481